DC stabilizing power supply



FIG. 1 is a top and front perspective view from above of a DC stabilizing power supply, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a plan view thereof;

FIG. 5 is a left-side elevation view thereof;

FIG. 6 is a right-side elevation view thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a DC stabilizing power supply, as shown and described. 